Php rowcount is not working in pdo
So I am grabbing the amount of rows in a specific table where the username is already in the database like so: Show
The problem is it's not working. If you need more of the script just tell me.
ArK 20.1k66 gold badges106 silver badges136 bronze badges asked Aug 23, 2016 at 16:48
6 Some databases does not report the row count with SQLite, for instance. So don't use Instead use the Finally, use that variable to fetch the one and only column (users) using the So you can play with this:
Perhaps you wanna test you condition for a single row:
Hope this helps you. Cheers! answered Aug 23, 2016 at 23:10
Chris PesoaChris Pesoa 1662 silver badges3 bronze badges Not the answer you're looking for? Browse other questions tagged php mysql pdo or ask your own question.(PHP 5 >= 5.1.0, PHP 7, PHP 8, PECL pdo >= 0.1.0) PDOStatement::rowCount — Returns the number of rows affected by the last SQL statement Descriptionpublic PDOStatement::rowCount(): int If the last SQL statement executed by the associated
ParametersThis function has no parameters. Return ValuesReturns the number of rows. ExamplesExample #1 Return the number of deleted rows PDOStatement::rowCount() returns the number of rows affected by a DELETE, INSERT, or UPDATE statement.
The above example will output something similar to: Return number of rows that were deleted: Deleted 9 rows. Example #2 Counting rows returned by a SELECT statement For most databases, PDOStatement::rowCount() does not return the number of rows affected by a SELECT statement. Instead, use PDO::query() to issue a SELECT COUNT(*) statement with the same predicates as your intended SELECT statement, then use PDOStatement::fetchColumn() to retrieve the number of matching rows.
"There are " . $count . " matching records.";
The above example will output something similar to: There are 2 matching records. See Also
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query(/* ... */) { How to get row count in PHP PDO?For most databases, PDOStatement::rowCount() does not return the number of rows affected by a SELECT statement. Instead, use PDO::query() to issue a SELECT COUNT(*) statement with the same predicates as your intended SELECT statement, then use PDOStatement::fetchColumn() to retrieve the number of matching rows.
How can I count rows in PHP?We can get the total number of rows in a table by using the MySQL mysqli_num_rows() function. Syntax: mysqli_num_rows( result ); The result is to specify the result set identifier returned by mysqli_query() function.
How do I count rows in MySQL?To counts all of the rows in a table, whether they contain NULL values or not, use COUNT(*). That form of the COUNT() function basically returns the number of rows in a result set returned by a SELECT statement.
What is Mysqli_num_rows?The mysqli_num_rows() function is an inbuilt function in PHP which is used to return the number of rows present in the result set. It is generally used to check if data is present in the database or not. To use this function, it is mandatory to first set up the connection with the MySQL database.
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